Mercury MerCruiser Service Manual page 56

Maintenance
3. Remove the cap from the air actuated valve assembly.
a
4. Ensure that the lever on top of the air pump is flush with the handle (horizontal).
5. Install the air pump on the actuator fitting.
6. Pull the lever on the air pump (vertical) to lock the pump onto the fitting.
c
b
7. Pump air into the system until both green indicators extend out of the actuator assembly.
8. Check to ensure water drains out of the distribution housing.
IMPORTANT: If water does not drain from the distribution housing when both green indicators are extended, remove the
blue plug on the distribution housing.
a
9. Check to ensure water drains out of the seawater pump housing.
Page 1C-40
b
55099
e
a
a - Distribution housing water drain
b - Blue plug
b
55101
© 2016 Mercury Marine
a - Blue plug
b - Cap
a -
b -
c -
d -
e -
d
8293
90-8M0099748 eng DECEMBER 2015
Actuator fitting
Green indicators
Manual release valve
Air pump
Lever (locking)